/Engine/Source/Runtime/SlateCore/Public/Styling/SlateStyle.h
virtual void LogMissingResource ( [EStyleMessageSeverity](API\Runtime\SlateCore\Styling\ISlateStyle\EStyleMessageSeverity) Severity, const [FText](API\Runtime\Core\Internationalization\FText) & Message, const [FName](API\Runtime\Core\UObject\FName) & MissingResource ) const